نتایج جستجو برای: base level

تعداد نتایج: 1309802  

1996
Carla E. Brodley

In this paper, we illustrate that increasing coverage through diversity is not enough to ensure increased prediction accuracy|if the integration method does not utilize the coverage, then no beneet arises from integrating multiple models. We compare four criteria for selecting base-level classiiers and demonstrate that informed selection can lead to more accurate meta-level classi-ers than rand...

Journal: :Antimicrobial agents and chemotherapy 2003
Monique M Gerrits Marco Berning Arnoud H M Van Vliet Ernst J Kuipers Johannes G Kusters

The triple-base-pair 16S rDNA mutation AGA(926-928)-->TTC mediates high-level tetracycline resistance in Helicobacter pylori. In contrast, single- and double-base-pair mutations mediated only low-level tetracycline resistance and decreased growth rates in the presence of tetracycline, explaining the preference for the TTC mutation in tetracycline-resistant H. pylori isolates.

2008
Valentin Zacharias

In this paper we describe novel ideas and their prototypical implementation for the visualization of rule bases. In the creation of the visualization our approach considers not only the structure of a rule base but also records of its usage. We also discuss methods to address the challenges for visualization tools posed by rule bases that are large, created with high level knowledge acquisition...

2007
Goel Kahen

Introduction The establishment of a reliable framework for IT utilisation and development in developing countries, follows in two major stages. The first stage is to understand the fundamental elements and characteristics of information technology alongwith local related constraints. In the second stage, the fundamental bases on which a given country can constitute its own policy making and pla...

Journal: :Journal of bacteriology 1993
J W Foster

Although Salmonella typhimurium prefers neutral-pH environments, it can adapt to survive conditions of severe low-pH stress (pH 3.3). The process, termed the acid tolerance response (ATR), includes two distinct stages. The first stage, called pre-acid shock, is induced at pH 5.8 and involves the production of an inducible pH homeostasis system functional at external pH values below 4.0. The sec...

Journal: :پژوهشنامه مبانی تعلیم و تربیت 0

this research proceeded historical analyzing of currere as autobiographical course in reconceptualist works. therefore, reconceptualist works studied by discourse analyzing. unit of analyzing was sentenced and its level was an explanation. in order to research questions data divided to four categories: meaning of currere, methods of currere, stages of currere and politic and sociologic base in ...

Journal: :Procesamiento del Lenguaje Natural 2007
Rubén Izquierdo Armando Suárez German Rigau

We present a very simple method for selecting Base Level Concepts using some basic structural properties of WordNet. We also empirically demonstrate that these automatically derived set of Base Level Concepts group senses into an adequate level of abstraction in order to perform class-based Word Sense Disambiguation. In fact, a very naive Most Frequent classifier using the classes selected is a...

2007
Rubén Izquierdo Armando Suárez German Rigau

We present a very simple method for selecting Base Level Concepts using basic structural properties of WordNet. We also empirically demonstrate that these automatically derived set of Base Level Concepts group senses into an adequate level of abstraction in order to perform class-based Word Sense Disambiguation. In fact a very naive Most Frequent classifier using the classes selected is able to...

2003
Marc-Olivier Killijian Jean-Charles Fabre

Reflection has been used with some success, since quite a few years now, for dealing with separation of concerns and transparency of fault-tolerance mechanisms for the application. Nevertheless, it has also shown some concerning the control of fine-grain information such as thread control or other deep aspects of the platform. We propose here the use of a new concept, called multi-level reflect...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده فنی 1393

با توجه به استفاده روز افزون از تحلیل های غیر خطی در آیین نامه های معتبر همچون atc40 و fema256 و fema360 در برآورد دقیق لرزه ای ساختمان ها در تعیین سطح عملکرد و روی آوردن اکثر آیین نامه ها به طراحی بر اساس عملکرد performane base design ، به این نوع تحلیل ها برای بهینه سازی و پیش بینی دقیق رفتار ساختمان در برابر زلزله مورد نیاز احساس می شود.

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